同位素含量比值

[00:10.08]complement [00:12.46]vt.补足,补充 n.(C)1.补充补足2.余数 [00:14.84]complete [00:16.27]a.完全的,圆满的 [00:17.71]completion [00:19.19]n.(C,U)完成,完满 [00:20.66]complex [00:22.09]a.1.复杂的2.合成的,综合的 [00:23.5

发表于:2018-11-30 / 阅读(175) / 评论(0) 分类 考研英语词汇2005

Unit 13 The Culture Content of Vocabulary One of the earliest word sets that a student will learn is colors. Later on the intermediate student learns that in English yellow signifies cowardice and green signifies inexperience and jealousy. It is impo

发表于:2018-12-04 / 阅读(135) / 评论(0) 分类 英语流行话题阅读:语境识词4500

ROBERT SIEGEL, HOST: There are museums, and then, there are wonderfully specific museums. We're talking about such institutions as the American Toby Jug Museum, the German Watering Can Museum and, of course, the U.S. National Tick Museum. All of thes

发表于:2018-12-18 / 阅读(137) / 评论(0) 分类 2017年NPR美国国家公共电台6月

Welcome to This I Believe, an NPR series presenting the personal philosophies of remarkable men and women from all walks of life. For our series This I Believe, we receive thousands of essays from young people. Today we hear from one of them. Kamaal

发表于:2018-12-19 / 阅读(173) / 评论(0) 分类 2007年NPR美国国家公共电台

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. The Earths crust is old. Billions of years old. So old that its nearly impossible to imagine. And now scientists have discovered what may be the oldest

发表于:2018-12-24 / 阅读(154) / 评论(0) 分类 Scientific American(九)月

台湾籍旅美老师今天交给我们的句子是: I have a dream,that my four little children will one day live in a nation where they will not be judged by the color of their skin but by the content of their character. 我有一个梦想,那就

发表于:2018-12-25 / 阅读(147) / 评论(0) 分类 留美老师带你每日说英文

UNIT 74 RADIO PROGRAMS (Ⅳ) Lesson 147 Part Ⅰ Warming-up Exercises Note-taking: Radio Program Reminders 1. VOA / Fill Owen a. Paul Franchat: review of __________________ b. Barry Wood: ____________

发表于:2018-12-27 / 阅读(116) / 评论(0) 分类 英语听力入门 (全四册)

Facebook published detailed guidelines Tuesday for what users can and cannot post on the social media service. Earlier this month, lawmakers called on Facebook chief Mark Zuckerberg to appear in Congress. They demanded that his company take more step

发表于:2019-01-03 / 阅读(168) / 评论(0) 分类 2018年VOA慢速英语(四)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Theres definitely methane on Marsand there are seasonal variations of how much is being released into the thin Martian atmosphere. Which means that Mar

发表于:2019-01-08 / 阅读(146) / 评论(0) 分类 Scientific American(一)月

What does an 800-pound gorilla eat? If you said: anything it wants, youre not thinking like a scientist. A scientist would say, Let me analyze the isotopic composition of its excreta and Ill get back to you. Because a new study shows that the ratio o

发表于:2019-01-08 / 阅读(133) / 评论(0) 分类 Scientific American(十二)月

[00:05.69]verbal nonverbal mime farce [00:14.52]口头 不用动词的 笑剧 笑剧 [00:23.35]Charlie Chaplin Edward Lear slide skin [00:32.50]查理.卓别林 爱德华.李尔 滑动 皮肤 [00:41.64]bump bump into cruel content [00:49.27]碰(伤)

发表于:2019-01-10 / 阅读(295) / 评论(0) 分类 高中英语人教版必修

[00:28.68]This man is one of the greatest physicists in the world. [00:47.62]He was born in Germany in 1879. [00:53.26]He loved peace and hated war. [00:57.42]He moved to the USA during the Second World War [01:02.67]and spent the last part of his li

发表于:2019-01-10 / 阅读(214) / 评论(0) 分类 高中英语人教版高二

[00:00.00]absence achieve act [00:03.24]n.缺席,不在 vt.完成;达到 n.法令;条例;行为 [00:06.48]advance advanced affair again and again [00:11.19]vt.vi.推进;促进 adj.先进的;高级的 n.事情;事 反复地;再三地 [

发表于:2019-01-10 / 阅读(287) / 评论(0) 分类 高中英语词汇

Scientists Closer to Solving Plain of Jars Mystery A new group of human remains has been uncovered on the Plain of Jars in Laos. They are believed to date back to the Iron Age, some 2,500 years ago. The Plain of Jars is in the central Lao province of

发表于:2019-01-12 / 阅读(125) / 评论(0) 分类 2016年VOA慢速英语(三)月

Two-week conference aims to achieve legally binding agreement to cut greenhouse gas emissions and has been billed as last best chance to clinch a deal. Sonja Pace | London 04 December 2009 Smoke is seen emitted from a chimney of the cooling towers of

发表于:2019-02-05 / 阅读(127) / 评论(0) 分类 VOA标准英语2009年(十二月)

It seems like everyone is using Twitter these days. You know, sharing little messages with each other on phones and computers. It turns out that all these little messages, if you look at them all at once, become an easy way to find people, news and t

发表于:2019-02-05 / 阅读(112) / 评论(0) 分类 英语万花筒

According to Ric Edelman, author of Ordinary People, Extraordinary Wealth, the purpose of a rsum is not to get a job, it's to get an interviewyou will get the job. A rsum should not list all your skills, but rather tease the employer with your achiev

发表于:2019-02-06 / 阅读(144) / 评论(0) 分类 实用英语

Compston's machine allowed such rocks to be dated with unparalleled precision. 康普斯森的仪器能以无与伦比的精确度测定这些岩石的年代。 The prototype SHRIMP was built and machined in the Earth Science department's own worksho

发表于:2019-02-17 / 阅读(137) / 评论(0) 分类 万物简史

The purpose of a letter of applicationis to help the applicant obtain the job he is interested in. It should state clearly what position the applicant wants, and should tell what his abilities are and what he has to offer. It should provide a quick,

发表于:2019-02-18 / 阅读(166) / 评论(0) 分类 实用英语

新托福听力是一般是两个部分,每个部分由一段对话和两个讲座,每个部分需要听的录音大约是20分钟,答题时间是10分钟,这样每个部分需要30分钟。如果遇到加试,加试的一个部分也是由一

发表于:2019-03-02 / 阅读(174) / 评论(0) 分类 托福英语
学英语单词
8mm film
accruers
amir
Arpe
beam trawl
Bennan
Betti reciprocal theorem
butalanine
buys-ballot table
camaraderie
cartridge brush holder
cash alternative
cell processes
cogeodesic hypersurface
cohomology group with local coefficients
congruential sequence
corporate president
cracking-residuum
cruising characteristics
Dantonist
device agnostic
Dillingen(Saar)
double-crystal spectrograph
drilling pain
drop strake
drumfish
examinership
executive language control
finder screen
firillar
flemish
forward discrete cosine transform
Funyan Ch'alī Terara
generation probability
hardness of paint film
hexagonal trapezohedron
hyanniss
I can't think
in-line five-cyl engine
incineration by pyrolysis
joiner's shop
jollied
judicial dictum
Jīrmē
knitted dress
latac
lichen aureus
line with rubber
loosenesses of the bowels
lunar tide
Maitland, Frederic William
marties
MDPV
medium-depth
MS-
myomatous sarcoma
Natalus
need-force
nonconducting
nonfeasances
over rate
over-enter
pamirite (forsterite)
pamperoes
Panamax size vessel
planned language
polyprion americanuss
processing department
prurigo pigmentosa
reactive paranoid state
relay service
rock-melting penetrator
roomliness
rust eaten
sarcophile
setigerous
shaft column
short-term forecast
Soko Islands
sophist
spotted spanish machkerel
strict imbedding
sucrose distearate
takashis
theywere
to-tee
tolylcarbinol
total division
trexler
triangular sail
triple sleeve antenna
Trnavský Kraj
undercap
utility men
vincamajine
Warszawskie, Województwo
water-knockout drum
white gold
won-lost record
Yakima River
Yuandan
zero-order population difference